/Engine/Source/Editor/Blutility/Classes/ActorActionUtility.h
Gets the statically determined supported classes, these classes are used as a first pass filter when determining if we can utilize this asset utility action on the asset.
const [TArray](API\Runtime\Core\Containers\TArray)< [TSoftClassPtr](API\Runtime\CoreUObject\UObject\TSoftClassPtr)< [UObject](API\Runtime\CoreUObject\UObject\UObject) > > & GetSupportedClasses() const